Question

joseph has a job walking dogs and gets paid per dog. he needs to walk 45 dogs to earn enough money to pay for his soccer team fees. if each walk takes the same amount of time, and he can walk 3 dogs in 1 hour and 30 minutes, how long will it take him to walk 45 dogs?
hours

Explanation:

Step1: Convert time to hours

1 hour and 30 minutes = 1.5 hours.

Step2: Find time per dog

Since he can walk 3 dogs in 1.5 hours, time per dog is $1.5\div3 = 0.5$ hours.

Step3: Calculate total time for 45 dogs

Total time = $0.5\times45= 22.5$ hours.

Answer:

22.5